A man sold a website with no profits to Yahoo for $5.7 BILLION on April Fool's Day. Yahoo thought it was the deal of the century. They shut it down three years later. – Mark Cuban grew up in Pittsburgh selling garbage bags door to door at 12 to afford basketball sneakers. – In 1995 he started a company called The idea was simple. Let people listen to out of town sports radio on the internet. That was the whole company. – In 1998 he took it public. On the first day of trading the stock jumped 250 percent. The company hit $1 BILLION in value. Cubans owned 30 percent of it. – They had 570,000 users. The company had never made a single dollar of profit. – Yahoo was in a war with AOL and Microsoft to become the dominant homepage of the internet. – They were spending BILLIONS buying anything that looked like the future. – On April 1 1999, April Fool's Day Yahoo bought for $5.7 BILLION. Cuban's personal share was $1.4 BILLION. – But Cuban was nervous. The dot-com bubble was clearly out of control. So he paid $20 MILLION in fees to Wall Street banks to lock in a guaranteed price on his Yahoo shares before the market crashed. – Six months later the bubble burst. Yahoo stock fell from $300 to $5 per share. Had he held on his $1.4 BILLION would have been worth $25 MILLION. – He walked away with every dollar. Wall Street called it one of the top ten trades of all time. – Yahoo shut down in 2002. Three years after paying $5.7 BILLION for it. – In 2017 Verizon bought all of Yahoo for $4.5 BILLION. Less than what Yahoo paid for Cuban's website alone. – Cuban used the money to buy the Dallas Mavericks NBA team and became one of the most famous investors on Shark Tank. A website with no profits sold for $5.7 BILLION on April Fool's Day and shut down three years later.